Which of the following will cancel only job 123 from pr……

单项选择题Which of the following is the correct command to list the filesystems in datavg?（）

A. lsvg -p datavg
B. lsvg -l datavg
C. lsvg -L datavg
D. lsvg -o datavg

单项选择题An operator has been asked if a system was rebooted. Which of the following commands should be used to determine if a reboot has occurred?（）

A. The name?command.The ?name?command.
B. The ptime?command.The ?ptime?command.
C. The hutdown ast?command.The ?hutdown ?ast?command.
D. The ?etc/rc.shutdown?command.

单项选择题Which of the following will rename dir1 as dir2?（）

A. mv dir1 dir2
B. ren dir1 dir2
C. cp -R dir1 dir2
D. mv -R dir1 dir2

单项选择题An operator needs to change from the usr bin to the var spool directory. Which of the following commands will accomplish this?（）

A. cd /var/spool
B. lcd /var/spool
C. cd /usr/bin /var/spool
D. lcd /usr/bin /var/spool

单项选择题The printer associated with the hp5_queue is down for maintenance. Which of the following commands will move the remaining print jobs from hp5_queue to the hp7_queue?（）

A. export $LPDEST=hp7_queue
B. qmov -m hp7_queue -P hp5_queue
C. lpmov -s hp5_queue -d hp7_queue
D. redirect -q hp5_queue hp7_queue